if_dtsec.h

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    1 /*-
    2  * Copyright (c) 2011-2012 Semihalf.
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD$
   27  */
   28 
   29 #ifndef IF_DTSEC_H_
   30 #define IF_DTSEC_H_
   31 
   32 /**
   33  * @group dTSEC common API.
   34  * @{
   35  */
   36 #define DTSEC_MODE_REGULAR              0
   37 #define DTSEC_MODE_INDEPENDENT          1
   38 
   39 #define DTSEC_LOCK(sc)                  mtx_lock(&(sc)->sc_lock)
   40 #define DTSEC_UNLOCK(sc)                mtx_unlock(&(sc)->sc_lock)
   41 #define DTSEC_LOCK_ASSERT(sc)           mtx_assert(&(sc)->sc_lock, MA_OWNED)
   42 #define DTSEC_MII_LOCK(sc)              mtx_lock(&(sc)->sc_mii_lock)
   43 #define DTSEC_MII_UNLOCK(sc)            mtx_unlock(&(sc)->sc_mii_lock)
   44 
   45 enum eth_dev_type {
   46         ETH_DTSEC = 0x1,
   47         ETH_10GSEC = 0x2
   48 };
   49 
   50 struct dtsec_softc {
   51         /* XXX MII bus requires that struct ifnet is first!!! */
   52         if_t                            sc_ifnet;
   53 
   54         device_t                        sc_dev;
   55         struct resource                 *sc_mem;
   56         struct mtx                      sc_lock;
   57         int                             sc_mode;
   58 
   59         /* Methods */
   60         int                             (*sc_port_rx_init)
   61             (struct dtsec_softc *sc, int unit);
   62         int                             (*sc_port_tx_init)
   63             (struct dtsec_softc *sc, int unit);
   64         void                            (*sc_start_locked)
   65             (struct dtsec_softc *sc);
   66 
   67         /* dTSEC data */
   68         enum eth_dev_type               sc_eth_dev_type;
   69         uint8_t                         sc_eth_id; /* Ethernet ID within its frame manager */
   70         uintptr_t                       sc_mac_mem_offset;
   71         e_EnetMode                      sc_mac_enet_mode;
   72         int                             sc_mac_mdio_irq;
   73         uint8_t                         sc_mac_addr[6];
   74         int                             sc_port_rx_hw_id;
   75         int                             sc_port_tx_hw_id;
   76         uint32_t                        sc_port_tx_qman_chan;
   77         int                             sc_phy_addr;
   78         bool                            sc_hidden;
   79         device_t                        sc_mdio;
   80 
   81         /* Params from fman_bus driver */
   82         vm_offset_t                     sc_fm_base;
   83         t_Handle                        sc_fmh;
   84         t_Handle                        sc_muramh;
   85 
   86         t_Handle                        sc_mach;
   87         t_Handle                        sc_rxph;
   88         t_Handle                        sc_txph;
   89 
   90         /* MII data */
   91         struct mii_data                 *sc_mii;
   92         device_t                        sc_mii_dev;
   93         struct mtx                      sc_mii_lock;
   94 
   95         struct callout                  sc_tick_callout;
   96 
   97         /* RX Pool */
   98         t_Handle                        sc_rx_pool;
   99         uint8_t                         sc_rx_bpid;
  100         uma_zone_t                      sc_rx_zone;
  101         char                            sc_rx_zname[64];
  102 
  103         /* RX Frame Queue */
  104         t_Handle                        sc_rx_fqr;
  105         uint32_t                        sc_rx_fqid;
  106 
  107         /* TX Frame Queue */
  108         t_Handle                        sc_tx_fqr;
  109         bool                            sc_tx_fqr_full;
  110         t_Handle                        sc_tx_conf_fqr;
  111         uint32_t                        sc_tx_conf_fqid;
  112 
  113         /* Frame Info Zone */
  114         uma_zone_t                      sc_fi_zone;
  115         char                            sc_fi_zname[64];
  116 };
  117 /** @} */
  118 
  119 
  120 /**
  121  * @group dTSEC FMan PORT API.
  122  * @{
  123  */
  124 enum dtsec_fm_port_params {
  125         FM_PORT_LIODN_BASE      = 0,
  126         FM_PORT_LIODN_OFFSET    = 0,
  127         FM_PORT_MEM_ID          = 0,
  128         FM_PORT_MEM_ATTR        = MEMORY_ATTR_CACHEABLE,
  129         FM_PORT_BUFFER_SIZE     = MCLBYTES,
  130 };
  131 
  132 e_FmPortType    dtsec_fm_port_rx_type(enum eth_dev_type type);
  133 void            dtsec_fm_port_rx_exception_callback(t_Handle app,
  134                     e_FmPortExceptions exception);
  135 void            dtsec_fm_port_tx_exception_callback(t_Handle app,
  136                     e_FmPortExceptions exception);
  137 e_FmPortType    dtsec_fm_port_tx_type(enum eth_dev_type type);
  138 /** @} */
  139 
  140 
  141 /**
  142  * @group dTSEC bus interface.
  143  * @{
  144  */
  145 int             dtsec_attach(device_t dev);
  146 int             dtsec_detach(device_t dev);
  147 int             dtsec_suspend(device_t dev);
  148 int             dtsec_resume(device_t dev);
  149 int             dtsec_shutdown(device_t dev);
  150 int             dtsec_miibus_readreg(device_t dev, int phy, int reg);
  151 int             dtsec_miibus_writereg(device_t dev, int phy, int reg,
  152                     int value);
  153 void            dtsec_miibus_statchg(device_t dev);
  154 /** @} */
  155 
  156 #endif /* IF_DTSEC_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/dpaa/if_dtsec.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/dpaa/if_dtsec.h